'Weak interactions' diaporamas de présentation

weak interactions

weak interactions. weak decays beta decay of neutron. n. p. problem energy and momentum not conserved. e. W. Pauli: 1930 ? Neutrino mass ~ m(e). weak decays beta decay of neutron. n. p. e. electron. p. n. antineutrino.

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A. Yu. Smirnov

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CP Violation in the B Meson System: The Belle Measurement of sin2 ? 1

CP Violation in the B Meson System: The Belle Measurement of sin2 ? 1. Eric Prebys, Princeton University for the BELLE Collaboration. The BELLE Collaboration. ? 300 people from 49 Institutions in 11 Countries:

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Enzymology

Enzymology. Dr. Smita Patel The Department of Biochemistry patelss@umdnj.edu. Oct. 2 Introduction to Enzymes Nov. 7 Enzyme Mechanisms Nov. 9 Enzyme Kinetics Nov. 16 Enzyme Kinetics and Ligand binding. Enzymes All chemical reactions in the cell are catalyzed by enzymes

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ASTROPARTICLE PHYSICS LECTURE 1

ASTROPARTICLE PHYSICS LECTURE 1. Susan Cartwright University of Sheffield. Overview. What is Astroparticle Physics?. What is Astroparticle Physics?. Various definitions! Mine is the use of particle physics technology to study astrophysical phenomena Included: neutrino astrophysics

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Looking Through The Mirror: Parity Violation in the Future

M.J. Ramsey-Musolf. Looking Through The Mirror: Parity Violation in the Future. + many students, post-docs, collaborators, and colleagues. Fundamental Symmetries & Cosmic History. What are the fundamental symmetries that have governed the microphysics of the evolving universe?.

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Classification of Things

Classification of Things. Dr. Harold Williams Montgomery College Planetarium http://Montgomerycollege.edu/Departments/planet/. Who, Why, What, Where, When, and How. Who and What are classification questions Who and Why are Religious questions

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GGAs: A History

GGAs: A History. P Briddon. Thomas Fermi. First attempt to write E[n]. An early DFT. Issue with KE: Used n 5/3 Seemed good for absolute energies Not accurate enough for energy differences. Hohenberg and Kohn (1964). Formal proof that can write E[n].

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PHYS 3446

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MS of Intact Complexes and Hybrid Technologies

MS of Intact Complexes and Hybrid Technologies. Elise Cai Bi/Ch132 11-27-12. Protein Complexes. Subunit composition, stoichiometry Protein-protein interactions Architectural organization Dynamic changes. Native MS. MS of whole protein assemblies Examine large, heterogeneous complexes

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Challenges and Opportunities of Youth Entrepreneurs in Agriculture:

Challenges and Opportunities of Youth Entrepreneurs in Agriculture:. Keeley Holder Nov 14 th , 2012. A Caribbean Perspective. Caribbean Opportunities. Successful sectors saturated with talent Youth unemployment biggest developmental challenge Agriculture NOT saturated

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Nuclear Physics Part 1: The Standard Model

Varan Satchithanandan Mentor: Dr. Richard Jones. Nuclear Physics Part 1: The Standard Model. Standard Model. explains what the world is and what holds it together consists of: 6 quarks 6 leptons force carrier particles two types of elementary particles fermions and bosons

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ParticleZoo

ParticleZoo. The Zoo of Subatomic Particles. Particle Transmutation. The Standard Model. Interactions. Weak interactions violate certain symmetries (parity, helicity) see later. The body of currently accepted views of structure and interactions of subatomic particles. Particles.

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Theory: Projects and Funding

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Quantum Electrodynamics

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Decay Rates: Pions

Decay Rates: Pions. u. dbar. Look at pion branching fractions (BF) The Beta decay is the easiest. ~Same as neutron beta decay Q= 4.1 MeV. Assume FT=1600 s. LogF=3.2 (from plot) F= 1600 gives partial width(-1) T=1600/F=1 sec or partial width = 1 sec-1. Pi Decay to e-nu vs mu-nu.

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Weak interactions

Weak interactions. Gargamelle bubble chamber at CERN. Gargamelle bubble chamber: leptonic neutral current. Gargamelle bubble chamber: discovery of neutral currents. A W boson decaying leptonically. (outgoing electron with large momentum (>10GeV), wide angle and large missing momentum).

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Optoelectronic Supramolecular Block-Copolymer Assemblies Aided by Donor-Acceptor Interactions Alexander Sidorenko, University of the Sciences in Philadelphia, DMR 0947897.

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